package jdbc;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.Statement;

/**
 * 执行修改操作
 */
public class Demo3 {
    public static void main(String[] args) throws Exception {

        Connection connection = DBUtil.getConnection();
        Statement statement = connection.createStatement();
        /*
            UPDATE user
            SET password='666666',nickname='老三',age=33
            WHERE id=1
         */
        String sql = "UPDATE user " +
                     "SET password='666666',nickname='老三',age=33 " +
                     "WHERE id=1";
        System.out.println(sql);
        int num = statement.executeUpdate(sql);
        if(num>0){
            System.out.println("修改成功");
        }else{
            System.out.println("修改失败");
        }
        connection.close();
    }
}
